Homework Help: Chemistry(Please help, thank you!!)

Posted by Hannah on Monday, September 26, 2011 at 6:53pm.

What is the oxidation number of sulfur (s) in NaHSO3?

I know that Na is 1 but I do not know what else to do. Please explain, thank you for your help!!

Chemistry(Please help, thank you!!) - DrBob222, Monday, September 26, 2011 at 9:10pm
NaHSO3.
Na is +1.
H is +1.
O is -2 so 3*-2 = -6
Therefore, S must be +4?
Chemistry(Please help, thank you!!) - Hannah, Monday, September 26, 2011 at 10:25pm
Thank you. I understand how you got the numbers for Na and H and the -6 for O but why does S have to be +4?

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